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Finding the Fourth Proportional to 237,752.39, 356,644.88 and 87,989.36

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Solution

The fourth proportional to 237,752.39, 356,644.88 and 87,989.36 is: 131,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,752.39 : 356,644.88 = 87,989.36 : x
  2. Step 2: Convert to fraction form
    237,752.39/356,644.88 = 87,989.36/x
  3. Step 3: Cross multiply
    237,752.39x = 356,644.88 × 87,989.36
  4. Step 4: Simplify right side
    237,752.39x = 31,380,952,515.31
  5. Step 5: Solve for x
    x = 31,380,952,515.31/237,752.39
  6. Step 6: Final answer
    x = 131,990.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.